grd 8 pst number system

Post-Assessment Grade -8 © 2006 -2010 tutorco.com 1 2 marks for each Question Number Systems 1. The place value of the underlined digit 347,351,275 is : a) 300000000 b) 300000 c) 300 d) 3 2. Simplify : 17 + 3 x 12 /2 a) 27 b) 120 c) 35 d) 42 Post-Assessment Grade -8 © 2006 -2010 tutorco.com 2 3. State true or false : 35 is a prime number. a) true b) false c) can't say d) incomplete information 4. LCM of 42 and 22 is : a) 462 b) 258 c) 562 d) 438 Post-Assessment Grade -8 © 2006 -2010 tutorco.com 3 5. GCD of 90 and 30 is : a) 10 b) 20 c) 25 d) 30